CN111605677A - High-position supporting seat installation method - Google Patents
High-position supporting seat installation method Download PDFInfo
- Publication number
- CN111605677A CN111605677A CN202010479879.8A CN202010479879A CN111605677A CN 111605677 A CN111605677 A CN 111605677A CN 202010479879 A CN202010479879 A CN 202010479879A CN 111605677 A CN111605677 A CN 111605677A
- Authority
- CN
- China
- Prior art keywords
- plate
- supporting seat
- support
- installing
- position supporting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B71/00—Designing vessels; Predicting their performance
- B63B71/10—Designing vessels; Predicting their performance using computer simulation, e.g. finite element method [FEM] or computational fluid dynamics [CFD]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/10—Building or assembling vessels from prefabricated hull blocks, i.e. complete hull cross-sections
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B73/00—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms
- B63B73/60—Building or assembling vessels or marine structures, e.g. hulls or offshore platforms characterised by the use of specific tools or equipment; characterised by automation, e.g. use of robots
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Structural Engineering (AREA)
- Fluid Mechanics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Physics & Mathematics (AREA)
- Robotics (AREA)
- Automatic Assembly (AREA)
Abstract
The invention belongs to the technical field of ship manufacturing, and discloses a method for installing a high-position supporting seat, which comprises the following steps: obtaining structural parameters of the high-position supporting seat according to the size parameters of the preset mounting position on the three-dimensional model of the hull plate; obtaining a structure diagram of the high-position supporting seat according to the structural parameters; nesting the supporting plate and the bottom plate which form the high-position supporting seat to obtain a nesting diagram; manufacturing a high-position supporting seat according to the structure diagram and the nesting diagram; and mounting the high-level supporting seat at a preset mounting position on the hull outer plate. The high-position supporting seat mounting method provided by the invention can reduce the difficulty of site construction operation and the workload of temporarily repairing and cutting the high-position supporting seat, and improve the mounting precision and quality of the high-position supporting seat, thereby improving the working efficiency.
Description
Technical Field
The invention belongs to the technical field of ships, and particularly relates to a method for installing a high-position supporting seat.
Background
In the ship construction, the outer surface of the hull plate is a curved surface, and the hull plate cannot be constructed in a standard X \ Y \ Z-axis coordinate state according to the conventional segmentation in the segmented construction, so that the construction process is complicated, and the difficulty in ensuring the accuracy is high. But the installation of the high-position supporting seat on the hull plate requires to ensure the best installation precision, and the subsequent carrying and use of a dock are met.
At present, the installation technology of current high-order supporting seat does: the manufacturing of supporting seat is carried out through measuring the outer plate size of hull to the craft designer, then installs, in actual operation, on the one hand can't guarantee the measuring accuracy, and on the other hand can't realize that accurate repair cuts the board of constituteing the supporting seat, and the radian of supporting seat and hull planking is inconsistent very easily, therefore traditional technology and mounting method require extremely high and the error rate is higher to constructor, and the installation accuracy and the quality of high-order supporting seat are influenced very easily to traditional scheme.
Therefore, a method for installing a high-mount support is needed to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to provide an installation method of a high-position supporting seat, which can reduce the difficulty of site construction operation and the workload of temporarily repairing and cutting the high-position supporting seat, and improve the installation precision and quality of the high-position supporting seat, thereby improving the working efficiency.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for installing a high-position supporting seat comprises the following steps:
obtaining structural parameters of the high-position supporting seat according to the size parameters of the preset mounting position on the three-dimensional model of the hull plate;
obtaining a structure diagram of the high-position supporting seat according to the structural parameters;
nesting the supporting plate and the bottom plate which form the high-position supporting seat to obtain a nesting diagram;
manufacturing a high-position supporting seat according to the structure diagram and the nesting diagram;
and mounting the high-level supporting seat at a preset mounting position on the hull outer plate.
Preferably, before obtaining the dimensional parameters, the method comprises: and determining the preset mounting positions of the plurality of high-position supporting seats on the hull outer plate according to simulation analysis of the ship.
Preferably, the determining the preset installation positions of the plurality of high-position supporting seats on the hull plate according to simulation analysis of the ship comprises:
establishing a three-dimensional model of a ship;
and analyzing and calculating the three-dimensional model of the ship by adopting a finite element analysis method to obtain the easily-deformed position of the hull plate, and determining the preset installation position of the high-position supporting seat.
Preferably, the manufacturing of the high-position supporting seat according to the structure diagram and the nesting diagram comprises the following steps:
blanking according to the nesting diagram to manufacture a supporting plate and a bottom plate;
and assembling the supporting plate and the bottom plate corresponding to the same high-position supporting seat according to the structure diagram to form the high-position supporting seat.
Preferably, the installing the high-level supporting seat to the preset installing position on the hull plate comprises:
aligning and attaching the curved surface of the supporting plate of the high-position supporting seat to the curved surface of a preset mounting position on the hull plate;
and installing the high-level supporting seat on the hull outer plate.
Preferably, the mounting of the high support base to the hull plate includes:
connecting a supporting plate to the hull outer plate and a rib plate arranged on the hull outer plate;
the bottom plate is connected to the rib plate.
Preferably, the high-level supporting seat is mounted on the hull plate by welding.
Preferably, before the installation of the high-level supporting seat at the preset installation position on the hull plate, the method further comprises the following steps:
selecting a set position on the ground, so that the set position is opposite to the preset installation position;
mounting a support head above the support column;
and mounting the assembled support column at a set position, so that the support head is positioned below the preset mounting position.
Preferably, after the installing the high-level supporting seat at the preset installing position on the ship hull plate, the method comprises the following steps:
and adjusting the length of the supporting head to enable the top of the supporting head to abut against the bottom of the high-position supporting seat.
Preferably, after the set position is selected on the ground, the method further comprises: the set position is marked by painting on the ground in a powder spraying or painting mode.
The invention has the beneficial effects that:
the invention provides a high-position supporting seat installation method, which is characterized in that a structure diagram of a high-position supporting seat is obtained according to parameters of a three-dimensional model of a hull plate, accurate parameters of the high-position supporting seat can be determined, then a supporting plate and a bottom plate which form the high-position supporting seat are subjected to nesting and blanking, so that the assembled high-position supporting seat has higher accuracy, and field installation personnel can directly install the high-position supporting seat on the hull plate in an aligned mode, so that the installation is simple and high in efficiency, and the installation accuracy and quality are improved. The high-position supporting seat mounting method provided by the invention can reduce the difficulty of site construction operation and the workload of temporarily repairing and cutting the high-position supporting seat, and improve the mounting precision and quality of the high-position supporting seat, thereby improving the working efficiency.
Drawings
FIG. 1 is a schematic structural diagram of a ship in a high-position supporting state according to an embodiment of the present invention;
FIG. 2 is a front view of an elevated support pedestal according to an embodiment of the present invention;
FIG. 3 is a top view of an elevated support pedestal according to an embodiment of the present invention;
FIG. 4 is a nesting view of portions of a support plate and a base plate provided by an embodiment of the present invention;
fig. 5 is a schematic partial structural view of a ship in a high-position supporting state according to an embodiment of the present invention.
In the figure:
1. a hull outer plate; 2. a high-position supporting seat; 4. a rib plate;
21. a support plate; 22. a base plate; 31. a support head; 32. and (4) a support column.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "mounted" are to be construed broadly, e.g., as meaning both connected and disconnectable, mechanically and electrically, directly or indirectly via intermediate media, whether internal or external to the elements, or in any other relationship between the elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In the description of the present invention, unless otherwise expressly specified or limited, the feature "on" or "under" the second feature may include the feature and the second feature being in direct contact, or may include the feature and the second feature being in contact not directly but with another feature therebetween. Also, a feature "on," "above," and "above" a second feature includes a feature that is directly above and obliquely above the second feature, or simply means that the feature is at a higher level than the second feature. Features "below," "beneath," and "beneath" a second feature include the feature being directly below and obliquely below the second feature, or merely indicating that the feature is at a lesser level than the second feature.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
As shown in fig. 1 to 5, the present embodiment provides a method for installing a high-mount support seat, including the following steps:
and S1, obtaining the structural parameters of the high-position supporting seat 2 according to the size parameters of the preset mounting position on the three-dimensional model of the hull plate 1.
And S2, obtaining a structural diagram of the high-position supporting seat 2 according to the structural parameters.
And S3, nesting the supporting plate 21 and the bottom plate 22 which form the high-position supporting seat 2 to obtain a nesting diagram.
And S4, manufacturing the high-position supporting seat 2 according to the structure diagram and the nesting diagram.
And S5, mounting the high-level support seat 2 at a preset mounting position on the hull plate 1.
The high-position supporting seat installation method provided by the embodiment can obtain the structure diagram of the high-position supporting seat 2 according to the parameters of the three-dimensional model of the hull plate 1, can determine the accurate parameters of the high-position supporting seat 2, and then carries out nesting and blanking on the supporting plate 21 and the bottom plate 22 which form the high-position supporting seat 2, so that the assembled high-position supporting seat 2 has higher accuracy, field installation personnel can directly install the high-position supporting seat 2 on the hull plate 1 in an aligned mode, the installation is simple and efficient, and the installation accuracy and the installation quality are improved. The high-position supporting seat installation method provided by the embodiment can reduce the difficulty of site operation and the workload of temporarily repairing and cutting the high-position supporting seat 2, and improves the installation precision and quality of the high-position supporting seat 2, thereby improving the working efficiency.
Specifically, before step S1, the method includes: and determining the preset installation positions of the plurality of high-position supporting seats 2 on the hull outer plate 1 according to simulation analysis of the ship. Because the outer surface shapes and radians of different positions on the hull plate 1 are different, in order to make the surface shapes of a plurality of high-position supporting seats 2 respectively match with the surface shapes of different positions of the hull plate 1, the position of the hull plate 1 for anticipating the installation of the high-position supporting seats 2 needs to be determined.
More specifically, the method for determining the preset installation positions of the plurality of high-level supporting seats 2 on the hull plate 1 according to the simulation analysis of the ship comprises the following steps:
first, a three-dimensional model of the ship is built. And then, analyzing and calculating the three-dimensional model of the ship by adopting a finite element analysis method to obtain the easily-deformable position of the hull plate 1, and determining the preset installation position of the high-position supporting seat 2.
The yielding position of the hull plate 1 can be accurately found out through finite element analysis, and the weak part is supported, so that the stability of the ship can be ensured.
Specifically, step S4 includes the steps of:
firstly, blanking is carried out according to a nesting diagram shown in fig. 4, and a supporting plate 21 and a bottom plate 22 are manufactured; then, the support plate 21 and the bottom plate 22 corresponding to the same high mount 2 are assembled to form the high mount 2 according to the structure diagrams shown in fig. 2 and 3.
The support plate 21 and the bottom plate 22 are designed in a nesting mode, materials can be used as much as possible for production on the limited material area, and the material utilization rate is improved. Because the structure diagram of the high-position supporting seat 2 is accurately designed, the high-position supporting seat 2 with higher dimensional accuracy can be obtained, and the installation accuracy is improved.
Specifically, between step S4 and step S5, the following steps are further included:
firstly, selecting a set position on the ground, enabling the set position to be opposite to a preset installation position on a ship hull outer plate 1, and marking the set position by drawing on the ground in a powder spraying or paint mode; then, the support head 31 is mounted above the support column 32; finally, the assembled support column 32 is hoisted to a set position by using a crane, so that the support head 31 is located below the preset installation position.
The setting position is marked on the ground, so that the subsequent installation of the supporting column 32 can be facilitated, and the alignment difficulty of the supporting head 31 and the high-position supporting seat 2 is reduced.
Specifically, step S5 includes the steps of:
firstly, aligning and attaching the curved surface of the support plate 21 of the high-position support seat 2 to the curved surface of a preset installation position on the hull plate 1; then, the high mount 2 is attached to the hull plate 1.
More specifically, the method for installing the high-level supporting seat 2 on the ship hull outer plate 1 comprises the following steps:
first, the support plate 21 is connected to the hull plate 1 and the rib plate 4 provided on the hull plate 1; the base plate 22 is then attached to the rib plate 4.
The cambered surface of the supporting plate 21 after being connected is completely aligned and attached with the outer cambered surface of the hull plate 1, so that the mounting accuracy is ensured, and the supporting stability is ensured. The bottom plate 22 is connected to the support plate 21 and the rib plate 4, and is located in the horizontal plane, so that the support head 31 and the support column 32 can be guaranteed to vertically support the high-position support seat 2, and the support stability is further guaranteed.
In step S5, the high support seat 2 is attached to the hull plate 1 by welding. The firmness of the connection of the high-position supporting seat 2 can be ensured by the welding connection mode.
Specifically, after step S5, the method further includes: the length of the support head 31 is adjusted so that the top of the support head 31 abuts the bottom of the elevated support base 2. The length of the supporting column 32 can be selected according to the height of the preset installation position, and the supporting column is assembled with the supporting head 31 and hoisted to the set position on the ground in advance. The length of the supporting head 31 is adjustable, and after the high-position supporting seat 2 is installed, the top of the supporting head 31 abuts against the bottom of the high-position supporting seat 2 by extending the length of the supporting head 31, so that the ship is supported.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (10)
1. A method for installing a high-position supporting seat is characterized by comprising the following steps:
according to the size parameters of the preset installation position on the three-dimensional model of the hull outer plate (1), obtaining the structural parameters of the high-position supporting seat (2);
obtaining a structural diagram of the high-position supporting seat (2) according to the structural parameters;
nesting a supporting plate (21) and a bottom plate (22) which form the high-position supporting seat (2) to obtain a nesting diagram;
manufacturing a high-position supporting seat (2) according to the structure diagram and the nesting diagram;
and (3) mounting the high-level support seat (2) at a preset mounting position on the hull outer plate (1).
2. The method of claim 1, wherein prior to obtaining the dimensional parameters, the method comprises: and determining the preset mounting positions of the plurality of high-position supporting seats (2) on the hull outer plate (1) according to simulation analysis of the ship.
3. The method for installing the high-position supporting seat according to claim 2, wherein the step of determining the preset installation positions of the plurality of high-position supporting seats (2) on the hull outer plate (1) according to simulation analysis of the ship comprises the following steps:
establishing a three-dimensional model of a ship;
and (3) analyzing and calculating the three-dimensional model of the ship by adopting a finite element analysis method to obtain the easily-deformed position of the hull outer plate (1), and determining the preset installation position of the high-position supporting seat (2).
4. The method for mounting a high mount support according to claim 1, wherein the step of manufacturing the high mount support (2) according to a structural drawing and a nesting drawing comprises:
blanking according to the nesting diagram to manufacture a support plate (21) and a bottom plate (22);
according to the structure diagram, a supporting plate (21) and a bottom plate (22) corresponding to the same high-position supporting seat (2) are assembled to form the high-position supporting seat (2).
5. The method for installing the high support seat according to claim 1, wherein the step of installing the high support seat (2) to the preset installation position on the ship hull outer plate (1) comprises the following steps:
aligning and attaching the curved surface of the support plate (21) of the high-position support seat (2) to the curved surface of the preset installation position on the hull outer plate (1);
the high-level supporting seat (2) is arranged on the hull outer plate (1).
6. The method for installing a high mount support seat according to claim 5, wherein the step of installing the high mount support seat (2) to the hull outer plate (1) comprises:
connecting a support plate (21) to the hull outer plate (1) and a rib plate (4) arranged on the hull outer plate (1);
the bottom plate (22) is connected to the rib plate (4).
7. The method for installing a high mount support seat according to claim 1, wherein the high mount support seat (2) is installed on the hull plate (1) by welding.
8. The method for installing the high mount support according to claim 1, wherein before installing the high mount support (2) at the preset installation position on the hull plate (1), the method further comprises:
selecting a set position on the ground, so that the set position is opposite to the preset installation position;
mounting a support head (31) above a support column (32);
and mounting the assembled support column (32) at the set position so that the support head (31) is positioned below the preset mounting position.
9. The method for installing the high support seat according to claim 8, wherein after the step of installing the high support seat (2) at the preset installation position on the ship hull outer plate (1), the method comprises the following steps:
and adjusting the length of the support head (31) to enable the top of the support head (31) to abut against the bottom of the high-position support seat (2).
10. The method of claim 8, further comprising, after selecting the set position on the ground: the set position is marked by painting on the ground in a powder spraying or painting mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479879.8A CN111605677A (en) | 2020-05-29 | 2020-05-29 | High-position supporting seat installation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010479879.8A CN111605677A (en) | 2020-05-29 | 2020-05-29 | High-position supporting seat installation method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111605677A true CN111605677A (en) | 2020-09-01 |
Family
ID=72194011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010479879.8A Pending CN111605677A (en) | 2020-05-29 | 2020-05-29 | High-position supporting seat installation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111605677A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249260A (en) * | 2020-10-26 | 2021-01-22 | 广船国际有限公司 | Design method of hull structure equipment fixing seat |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201371921Y (en) * | 2009-03-30 | 2009-12-30 | 扬州大洋造船有限公司 | Vessel erection mould base support device |
| CN103523169A (en) * | 2013-10-21 | 2014-01-22 | 武昌船舶重工有限责任公司 | Double-shell ship building method |
| CN106080965A (en) * | 2016-07-08 | 2016-11-09 | 上海江南长兴造船有限责任公司 | A kind of method for supporting always organized for boats and ships topside curved section and device |
| CN106080994A (en) * | 2016-06-22 | 2016-11-09 | 中船澄西船舶（广州）有限公司 | The method of construction of FPSO transfer platform |
| CN106516001A (en) * | 2017-01-05 | 2017-03-22 | 上海江南长兴重工有限责任公司 | Ship bilge keel positioning and mounting method |
| KR20170097327A (en) * | 2016-02-18 | 2017-08-28 | 삼성중공업 주식회사 | Jig for supporting structure |
| CN107161283A (en) * | 2017-05-24 | 2017-09-15 | 广船国际有限公司 | A kind of manufacture method of complicated linetype segmentation |
| CN108394514A (en) * | 2018-04-26 | 2018-08-14 | 广船国际有限公司 | A kind of ship deck block method of construction |
| CN109094722A (en) * | 2018-09-28 | 2018-12-28 | 中船黄埔文冲船舶有限公司 | A kind of double skew moulding bed installation methods of ship hull plate |
| CN208376996U (en) * | 2018-06-15 | 2019-01-15 | 沪东中华造船(集团)有限公司 | A kind of moulding bed support device for the segmentation of LNG boiler-plate |
-
2020
- 2020-05-29 CN CN202010479879.8A patent/CN111605677A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201371921Y (en) * | 2009-03-30 | 2009-12-30 | 扬州大洋造船有限公司 | Vessel erection mould base support device |
| CN103523169A (en) * | 2013-10-21 | 2014-01-22 | 武昌船舶重工有限责任公司 | Double-shell ship building method |
| KR20170097327A (en) * | 2016-02-18 | 2017-08-28 | 삼성중공업 주식회사 | Jig for supporting structure |
| CN106080994A (en) * | 2016-06-22 | 2016-11-09 | 中船澄西船舶（广州）有限公司 | The method of construction of FPSO transfer platform |
| CN106080965A (en) * | 2016-07-08 | 2016-11-09 | 上海江南长兴造船有限责任公司 | A kind of method for supporting always organized for boats and ships topside curved section and device |
| CN106516001A (en) * | 2017-01-05 | 2017-03-22 | 上海江南长兴重工有限责任公司 | Ship bilge keel positioning and mounting method |
| CN107161283A (en) * | 2017-05-24 | 2017-09-15 | 广船国际有限公司 | A kind of manufacture method of complicated linetype segmentation |
| CN108394514A (en) * | 2018-04-26 | 2018-08-14 | 广船国际有限公司 | A kind of ship deck block method of construction |
| CN208376996U (en) * | 2018-06-15 | 2019-01-15 | 沪东中华造船(集团)有限公司 | A kind of moulding bed support device for the segmentation of LNG boiler-plate |
| CN109094722A (en) * | 2018-09-28 | 2018-12-28 | 中船黄埔文冲船舶有限公司 | A kind of double skew moulding bed installation methods of ship hull plate |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112249260A (en) * | 2020-10-26 | 2021-01-22 | 广船国际有限公司 | Design method of hull structure equipment fixing seat |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105157658B (en) | Aircraft skin appearance detection apparatus | |
| CN101865653B (en) | Method for measuring precision of 1# frame of plane general assembly | |
| CN109367693A (en) | A kind of large scale equipment pedestal peculiar to vessel without surplus installation method | |
| CN109094722B (en) | Double-oblique-cutting jig frame installation method of hull outer plate | |
| CN113814589B (en) | Method for controlling splicing precision of oversized flange | |
| CN107323610A (en) | Main engine bed, the installation method in gear block block stage | |
| CN103753064A (en) | Method for assembling machine frame beam component of marine diesel engine | |
| CN111605677A (en) | High-position supporting seat installation method | |
| CN109443336A (en) | 16 points of side wall of a kind of metal tubular resonant gyroscope trim system and method | |
| CN103523169A (en) | Double-shell ship building method | |
| CN111731450A (en) | Method for controlling size of ship body segment by using jig frame datum line | |
| CN113859472B (en) | Positioning and mounting method and ship body | |
| CN109163677A (en) | A kind of method that three-dimensional laser scanning system carries out the horizontal measurement of product airfoil structure | |
| CN110282078B (en) | Precision control method for W-shaped section at bottom of cargo hold of self-unloading ship | |
| CN207529027U (en) | A kind of plain type two dimensional laser scanning mirror structures | |
| CN108146577A (en) | A kind of LNG ship cabin top flat region more company of segmentation makes formula method of construction | |
| CN109131738B (en) | Method for manufacturing bulbous bow | |
| CN113401306A (en) | Method for controlling manufacturing precision of curved plate frame | |
| CN114234856B (en) | Cutter angle measurement system and main cutter face angle and secondary cutter face angle measurement method of drill point | |
| CN216102504U (en) | Steering pull rod adjusting operation platform of heavy high-mobility cross-country vehicle | |
| CN220575919U (en) | Aircraft skin butt seam trimming and scribing device | |
| CN209225422U (en) | A kind of motor cabinet leveling positioning tool can be used for multi-rotor unmanned aerial vehicle | |
| CN115255814B (en) | Manufacturing method of steel shell space inextensible curved surface decorative plate unit | |
| CN220541944U (en) | Auxiliary fixture for detecting size of installation hole of airplane sliding rail | |
| CN115533125B (en) | Manufacturing method of special-shaped stainless steel body based on 3D printing model |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200901 |
|
| RJ01 | Rejection of invention patent application after publication |